here's vice president joe biden in one of the key swing states. >> these people are not about to vote for reduce the national debt or have a plan if it requires millionaires to pay a cent, and the amazing thing, they're concerned. what's even more amazing, i watched at their convention, is they discovered the middle class. it was, like mishgs god, there's a middle class. there it is. there it is. i never heard -- i never heard those guys use the phrase middle class more probably in their whole lives than they did at that convention. >> not surprisingly, paul ryan is also focussing on swing states. he made stops in new hampshire and ohio yesterday. in the buckeye state he talked about challengers to gun rights. >> the next president is going to make a lot of judgments. the next president will appoint a lot of different judges, and these are lifetime appointments. if you want to make sure that judges respect our second amendment rights, you immediate a president who respects those rights as well. mitt romney and i are going to respect the second amendment because it's our individual rig